{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940001722},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002891","489:4890004926","489:4890005402","489:4890005349","477:4770002542","477:4770002536","477:4770001731","477:4770002466","466:4660002335","489:4890005319","477:4770001676","478:4780001242","489:4890005348","477:4770002473","466:4660002620","469:4690000801","477:4770002669","477:4770001621","477:4770002908","477:4770002677","477:4770002815","488:4880000945","496:4960004478","490:4900013015","477:4770002737"],"twin_admin_codes":[477,489,489,489,477,477,477,477,466,489,477,478,489,477,466,469,477,477,477,477,477,488,496,490,477],"twin_sims":[0.22330299041142454,0.09872130473535706,0.09559047962803467,0.09454165272993151,0.0860023030452874,0.08218639833399255,0.07142883982999375,0.042270474270216324,0.039829537281987265,0.03948212428607366,0.037707018501717336,0.03769536126760415,0.03595516860341473,0.03587410337521409,0.03516207938845527,0.03405771179064874,0.03232235020891903,0.03136522456362838,0.029813670031221443,0.028688098472906192,0.027062242498878935,0.02616076033879674,0.025615878579083488,0.02404348968513571,0.023832775581971978],"twin_dists":[0.22489114585227235,0.2794840125721746,0.2814222841285789,0.2820827685401668,0.2876877441239466,0.29033646925002005,0.29837535390844877,0.3266887566743176,0.3297454918574194,0.33019332455522116,0.33253494652685917,0.33255062994145235,0.3349393498440281,0.335053000296432,0.33606072317217345,0.3376586205762467,0.34026106062954237,0.3417479016777479,0.34424277228273337,0.3461233268482441,0.34895492547302265,0.35058870022251015,0.3515999032362739,0.3546258973724446,0.3550443316368853],"n_dims_used":45,"mean_confidence":0.9139392428927952},"coverage":{"mean_confidence":0.9139392428927952,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}